1. Department of Radiology, Medical Faculty Ataturk University Erzurum Turkey
2. Department of Health Physics, Health Sciences Institute Karadeniz Technical University Trabzon Turkey
3. Department of Physics Karadeniz Technical University Trabzon Turkey
4. Department of Rheumatology, Medical Faculty Ataturk University Erzurum Turkey
5. Department of Mechanical Engineering, Institute of Science Ataturk University Erzurum Turkey
6. Department of Radiology Erzurum City Hospital Erzurum Turkey